Precise, Hair-Like Strokes: The ultra-fine brush tip makes it easy to naturally shape and define brows with precision. Long-Lasting Wear: The sheer, buildable formula delivers up to 16 hours of waterproof, smudge-proof wear. Dual-Ended Pen: Features an ultra-fine brush tip on one end and a spoolie on the other for seamless blending. Brows Perfected Your Way: Instantly fill in sparse areas and shape brows to your desired look Add extra definition or feather out for a soft, natural-looking finish. Cruelty-Free: makeup products are never tested on animals and are always cruelty-free.